Philips MX1060D Service Manual page 8

MX10xxD REPAIR CHART
C-Video
no output
Check Video
No
BD power supply UV3
pin11,10=9V
pin5=-9V
Yes
Check
Yes
UV3/pin14,16
V-out
Check
No
QV1, QV2,
QV3 & QV4
A/V SCART BD (CE)
PS1/pin19 CVBS-OUT
Check Video
Yes
BD UV3 Control Data
Pin6/CE, Pin7/DI,
Pin8/CLK
No
Possible Audio BD
CBL13A/Pin1/CE,
Pin2/DI, Pin3/CLK,
connection bad
2-2
B
Video Output
No signal
DVD
S-Video (UL)
SCART Video (CE)
no output
Check Power Supply
A/V BD (UL) CBL21B/pin2=5V
Check Video BD
A/V SCART (CE) CBL21B/pin2=5VA
UV1/79L09
CB15/pin13=5VD
UV2/78L09
CB15/pin16=12V
+/-9V
Yes
No
Check Audio BD
CBL13B
Pin4=12V
Check the following:
Pin6=-12V
1. CVBS Out/CB16/pin1
2. (UL) S-Video Out, Y/C, QV3, QV2/c
3. (CE) R,G,B, Out, SCART Jack
Pin 15,11,7
CVBS-Out/Pin 19
No
Possible
UV3 bad
cause
Check the following:
1. cable CB15 CVBS Out/Pin6
2. S-Video Y/C Pin4,5 (UL)
3. R,G,B/Pin 11,10,9 (CE)
No
Check DVD BD CPU/ICS1
CVBS OUT/Pin64
C_OUT/Pin63, Y_OUT/Pin62
R_OUT/Pin57, G_OUT/Pin56
B_OUT/Pin55
Yes
possible is CPU/ICS1/
STi5505 damage
Replace DVD Main BD
Check Audio BD CBL13A
Pin4=+12V
Pin6=-12V
Pin7=+5V
No
If CBL21B/Pin2 is
bad check PSU BD
If CB15 is bad check
DVD Main BD
Check
PSU BD DB2
diode bridge
U6/7812
Yes U7/7912
U4/7805
1. Check Video BD
2. Check S-Video Connection (UL)
3. Check SCART Connection (CE)
Yes
1. CVBS Out check QV1
2. S-Video check QV2, QV3 (UL)
3. R,G,B check QN1, QN2, QN3
No
Check DVD Main BD
HS6 cable & connector
2-2
C
No Sound
& picture
Check Prologic BD. Video BD
Yes
Audio BD power supply. test PSU
BD CBL02A +/-12VDC, +5V
No
Check
Change
OPEN
PSU BD Fuse the Fuse with
F3,F4,F1
same value
Yes
Check
Yes
PSU BD connector
JC6=20VAC
No
Check
Not Work
PSU BD power
Relay is working or
not
working
Check the below data:
From Front BD Data
U5 Pin 63/SCE
Pin 64/SDI
Pin 65/SCLK
Prologic BD
U3 Pin 24/PCE
Pin 22/PDI
Pin 23/PCLK
Audio DB
UA1 Pin 13/CE
Pin 14/DI
Pin 15/CLK
Video BD
UV3 Pin 6/CE
Pin 7/DI
Pin 8/CLK
Check
Check PSU BD CBL03 PSU BD
Yes
Pin2/ Q2/9014
PWR-SW=5V Q4/9014
& RLY1
No
Check
Front BD
CPU/U5/Pin48
PWR SW=5V
or CPU damage cause